Size M Men's Anonymous Delivery This is a men's shirt, but women can also wear it, fitting like a size L. How about it for loungewear, layering, or workwear? There are no noticeable stains, but it has been used 2-3 times. Please consider this item if you understand that it is a used item. Please understand that there may be some wrinkles. Please refrain from purchasing if you are sensitive to such things.